NGC 2169

NGC 2169
NGC 2169
Observation data (J2000 epoch)
Constellation	Orion
Right ascension	06h 8.4m
Declination	+13° 57′
Distance	3.6 kly
Apparent magnitude (V)	5.9
Apparent dimensions (V)	7′
Physical characteristics
Other designations	37 Cluster, Cr 38/83
	See also: Open cluster, List of open clusters

Map showing the location of NGC 2169

NGC 2169, is an open cluster in the Orion constellation. It was possibly discovered by Giovanni Batista Hodierna before 1654 and discovered by William Herschel on October 15, 1784.^[1] NGC 2169 is at a distance of about 3,600 light years away from Earth. It is nicknamed "The '37' Cluster" due to its striking resemblance to the numerals "37".^[2] The cluster is composed of components Collinder 38, a I3pn open cluster,^[3] and Collinder 83, a III3m open cluster.

NGC 2169 from Scottsdale AZ

References[]

^ O'Meara, Stephen James (2007). Deep Sky Companions: Hidden Treasures. Cambridge University Press. p. 180. ISBN 9780521837040.
^ Constellation Guide, Orion Constellation (accessed 2014-03-03)
^ Backyard Astronomy for Amateur Astronomers, "Collinder 38" (accessed 2014-03-03)

External links[]

Media related to NGC 2169 at Wikimedia Commons
SEDS entry
NASA Astronomy Picture of the Day: The 37 Cluster (18 November 2005)
NGC 2169 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images

Coordinates: 06^h 8.4^m 00^s, +13° 57′ 00″

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[1] O'Meara, Stephen James (2007). Deep Sky Companions: Hidden Treasures. Cambridge University Press. p. 180. ISBN 9780521837040.

[2] Constellation Guide, Orion Constellation (accessed 2014-03-03)

[3] Backyard Astronomy for Amateur Astronomers, "Collinder 38" (accessed 2014-03-03)

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